title: Commentary: the fate of allografts and semilunar valves.
authors.affiliation: Laboratory Medicine and Pathology, University of Minnesota, St. Paul, USA.
authors.forename: J L
authors.initials: JL
authors.lastname: Titus
mesh_terms: D000293:Adolescent; D001021:Aortic Valve / Q000473:pathology* / Q000637:transplantation*; D002648:Child; D015925:Cryopreservation; D006084:Graft Rejection / Q000473:pathology*; D006085:Graft Survival; D016027:Heart Transplantation / Q000473:pathology; D006801:Humans; D007223:Infant; D011664:Pulmonary Valve / Q000473:pathology* / Q000637:transplantation*; D014184:Transplantation, Homologous